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EP 3 747 198 A1

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(43) Date of publication: 09.12.2020 Bulletin 2020/50 (21) Application number: 18760092.9 (22) Date of filing: 31.07.2018

(51) International Patent Classification (IPC):  H04N 21/2668(2011.01) H04N 21/25(2011.01) H04N 21/845(2011.01) H04N 21/6405(2011.01) H04N 21/262(2011.01) H04N 21/81(2011.01) (86) International application number: PCT/US2018/044628 (87) International publication number: WO 2020/018126 (23.01.2020 Gazette 2020/04)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 16.07.2018 US 201862698668 P (71) Applicant: Google LLC Mountain View, CA 94043 (US)	(72) Inventors: LOH, Stella Mountain View, CA 94043 (US) NAKAHARA, Tyrone Mountain View, CA 94043 (US) (74) Representative: Morrall, Jonathan Ian McLachlan et al Kilburn & Strode LLP Lacon London 84 Theobalds Road London WC1X 8NL London WC1X 8NL (GB)